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Post New Question
All Questions
+0
230583 Questions
0
590
1
help with angles
The measures of the angles of a triangle are shown in the figure below. Solve for x.
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Guest
Mar 20, 2021
0
545
4
+273
Finding the vertex help thanks!
Find the vertex of the graph of the equation y=-2x^2+8x-15.
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TheEarlyMathster
Mar 20, 2021
0
335
1
Manipulate Equation to get Complicated Expression
Suppose
𝑎/𝑥+𝑏/𝑦+𝑐/𝑧=1/143
for real numbers 𝑎,𝑏, and 𝑐. What is:
read more ..
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Guest
Mar 20, 2021
0
312
1
help plz, i really dont get how to solve this lol
If you write out the numbers from 1 through 20 (including 1 and 20), how many of the numbers have a "5" in them?
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Guest
Mar 20, 2021
0
506
1
+55
pls halp this is the last question on my homeworkkk
Find the perimeter of the trapezoid below.
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Valencia
Mar 20, 2021
0
361
1
+273
Graphing Quadratics help. thanks!
The graph of a certain quadratic y=ax^2+bx+c is a parabola with vertex (-4,0) which passes through the point (1,-75). What is the value of a?
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TheEarlyMathster
Mar 20, 2021
0
459
1
+614
probability
please take a look at this problem. thanks!
https://web2.0calc.com/questions/probability-question_63
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xxJenny1213xx
Mar 20, 2021
+1
455
4
+273
Help plz! Thanks!
The parabola y=ax^2+bx+c is graphed below. Find a+b+C. (The grid lines are one unit apart.)
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TheEarlyMathster
Mar 20, 2021
0
680
1
+273
The graph of $y=ax^2+bx+c$ is given below, where $a$, $b$, and $c$ are integers. Find $a-b+c$.
The graph of y=ax^2+bx+c is given below, where a, b, and c are integers. Find a-b+c.
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TheEarlyMathster
Mar 20, 2021
0
424
4
+4
Math
Daniel has been saving part of his allowance in a bag every month. The bag containing $2 and $10 notes had a total value of $2148. 18 pieces of $10 notes were exchanged for $2 notes of the same value. In the end, the number of $10 notes was the same as
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Hibyegoodnight
Mar 20, 2021
0
422
1
Repost-Combinatorics question Need help
What is the number of different binary strings (strings computed by {0,1}) of length 2n that can be composed by combining strings 1001 and 10?
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Guest
Mar 20, 2021
0
391
5
Hi repost
This my re-re-re-re-repost
https://web2.0calc.com/questions/hi-repost-d
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Guest
Mar 20, 2021
0
395
1
complementary angles
A and B are complementary angles. If A = 4x + 6 and B = 4x - 4, then find the measure of A.
idyllic
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Guest
Mar 20, 2021
0
292
1
parallel lines
Given m || n, find the value of x.
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Guest
Mar 20, 2021
0
507
1
Nilpotent matrices
A matrix A is said to be nilpotent if for some positive integer k. What are the possible values of
Here's what I have so far: I know that one matrix that is nilpotent is , where the determinant would be -1.
read more ..
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Guest
Mar 20, 2021
0
894
2
coordinates
Which equation represents a line which is parallel to the line y = -7/6*x - 3?
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Guest
Mar 20, 2021
+1
474
4
+614
still need help
Hi, I am getting different answers and need further help
Ricky has a dumpling five-shooter with one dumpling in one of the five chambers. He spins it and fires, repeating this two-step process until he gets the dumpling to come out. What is the
read more ..
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xxJenny1213xx
Mar 20, 2021
0
460
1
geometry
Find the measure of the missing angles.
xxJenny1213xx
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Guest
Mar 20, 2021
0
462
2
geometry
CAT is an equilateral triangle. FInd x and AT.
xxJenny1213xx
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Guest
Mar 20, 2021
0
402
2
Application of matrices
After applying to the circle of radius 3 centered at (2,0), what is the area of the resulting region?
Here's what I've done so far: I found two points - (2,0) and (-1,0), which I turned into vectors of and . I then multiplied
read more ..
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Guest
Mar 20, 2021
0
366
1
geometry
Q is equidistant from the sides of angle TSR as shown in the figure. Find the measure of angle RSQ.
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Guest
Mar 20, 2021
0
348
1
triangle
The triangle below is an isosceles triangle. Side AB= 2x + 3, BC= 4x + 4 and AC= 3x + 7. Find AB
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Guest
Mar 20, 2021
0
477
1
geometry
In the diagram below, AB || CD, DHF = 69, and B = 16. Find E.
idyllic
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Guest
Mar 20, 2021
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